{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9787409","patent":{"patent_number":"US-9787409","title":"High-speed optical quantum communication system based on mode-locked laser pulses","assignee":null,"inventors":[],"filing_date":"2016-04-29T00:00:00.000Z","publication_date":"2017-10-10T00:00:00.000Z","cpc_codes":["H04B","H04B","H04B","H04B","H04J"],"num_claims":20,"abstract":"A multi-channel free-space optical wavelength division multiplexing system for optical quantum communication includes a transmitter configured to encode an input signal into a weak optical signal carrying quantum information, and to transmit the weak optical signal over a plurality of frequency channels in free space, each of the plurality of frequency channels corresponding to a plurality of photons of the weak optical signal, and a receiver configured to receive and decode the weak optical signal."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"High-speed optical quantum communication system based on mode-locked laser pulses","description":"A multi-channel free-space optical wavelength division multiplexing system for optical quantum communication includes a transmitter configured to encode an input signal into a weak optical signal carr","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9787409","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9787409","citation_suggestion":"Patentable. \"High-speed optical quantum communication system based on mode-locked laser pulses\" (US-9787409). https://patentable.app/patents/US-9787409","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9787409","json":"https://patentable.app/api/llm-context/US-9787409","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T11:38:30.914Z"}